/**
 * Copyright 2006-2016 the original author or authors.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.real.generator.codegen.xmlmapper;

import java.util.Iterator;

import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.OutputUtilities;
import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.codegen.mybatis3.ListUtilities;
import org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities;
import org.mybatis.generator.codegen.mybatis3.xmlmapper.elements.AbstractXmlElementGenerator;

/**
 *
 * @author Jeff Butler
 *
 */
public class UpdateByPrimaryKeyWithoutBLOBsElementGenerator extends
        AbstractXmlElementGenerator {

    private boolean isSimple;

    public UpdateByPrimaryKeyWithoutBLOBsElementGenerator(boolean isSimple) {
        super();
        this.isSimple = isSimple;
    }

    @Override
    public void addElements(XmlElement parentElement) {
        XmlElement answer = new XmlElement("update"); //$NON-NLS-1$

        answer.addAttribute(new Attribute(
                "id", introspectedTable.getUpdateByPrimaryKeyStatementId())); //$NON-NLS-1$
        answer.addAttribute(new Attribute("parameterType", //$NON-NLS-1$
        		 "map"));

        context.getCommentGenerator().addComment(answer);
        XmlElement includeElement = new XmlElement("include"); //$NON-NLS-1$
        includeElement.addAttribute(new Attribute("refid", "Base_Update_Column_List"));
        answer.addElement(includeElement);
        StringBuilder sb = new StringBuilder();
//        sb.append("update "); //$NON-NLS-1$
//        sb.append(introspectedTable.getFullyQualifiedTableNameAtRuntime());
//        answer.addElement(new TextElement(sb.toString()));
//
//        // set up for first column
//        sb.setLength(0);
//        sb.append("set "); //$NON-NLS-1$
//
//        Iterator<IntrospectedColumn> iter;
//        if (isSimple) {
//            iter = ListUtilities.removeGeneratedAlwaysColumns(introspectedTable.getNonPrimaryKeyColumns()).iterator();
//        } else {
//            iter = ListUtilities.removeGeneratedAlwaysColumns(introspectedTable.getBaseColumns()).iterator();
//        }
//        while (iter.hasNext()) {
//            IntrospectedColumn introspectedColumn = iter.next();
//
//            sb.append(MyBatis3FormattingUtilities
//                    .getEscapedColumnName(introspectedColumn));
//            sb.append(" = "); //$NON-NLS-1$
//            sb.append(MyBatis3FormattingUtilities
//                    .getParameterClause(introspectedColumn));
//
//            if (iter.hasNext()) {
//                sb.append(',');
//            }
//
//            answer.addElement(new TextElement(sb.toString()));
//
//            // set up for the next column
//            if (iter.hasNext()) {
//                sb.setLength(0);
//                OutputUtilities.xmlIndent(sb, 1);
//            }
//        }
//
        boolean and = false;
        for (IntrospectedColumn introspectedColumn : introspectedTable
                .getPrimaryKeyColumns()) {
            sb.setLength(0);
            if (and) {
                sb.append("  and "); //$NON-NLS-1$
            } else {
                sb.append("where "); //$NON-NLS-1$
                and = true;
            }

            sb.append(MyBatis3FormattingUtilities
                    .getEscapedColumnName(introspectedColumn));
            sb.append(" = "); //$NON-NLS-1$
            sb.append(MyBatis3FormattingUtilities
                    .getParameterClause(introspectedColumn));
            answer.addElement(new TextElement(sb.toString()));
        }

//        if (context.getPlugins()
//                .sqlMapUpdateByPrimaryKeyWithoutBLOBsElementGenerated(answer,
//                        introspectedTable)) {
            parentElement.addElement(answer);
//        }
    }
}
